Garmin 645 Music vs. Garmin Chronos vs. Garmin Forerunner 45 vs. LG G Watch R vs. Garmin VivoActive 4

 
645 Music
Chronos
Forerunner 45
G Watch R
VivoActive 4
 Garmin645 MusicRemove Buy NowGarminChronosRemove Buy NowGarminForerunner 45Remove Buy NowLGG Watch RRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$450$1500$199$300$349
Release20182018201920142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days8 days7 days2 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240218 x 218208 x 208320 x 320260 x 260
Size1.2 inches1.2 inches1.04 inches1.3 inches1.3ionches
Touch
TypeMIPMIPLCDP-OLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSBuilt-inAndroid WearWear OS
Apps
Music

All Wearables